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| 0000045919-18-000062-index.html | 2018-11-08 15:59:44 | |
| 0000045919-18-000062.txt | 2018-11-08 15:59:44 | |
 0000045919-18-000062-xbrl.zip | 163885 | 2018-11-08 15:59:44 |
| exhibit3112018q3.htm | 21281 | 2018-11-08 15:59:44 |
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| exhibit3212018q3.htm | 5916 | 2018-11-08 15:59:44 |
| exhibit3222018q3.htm | 6811 | 2018-11-08 15:59:44 |
| FilingSummary.xml | 26071 | 2018-11-08 15:59:44 |
| Financial_Report.xlsx | 65782 | 2018-11-08 15:59:44 |
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| hhs-093018x10q.htm | 982967 | 2018-11-08 15:59:44 |
| hhs-20180930.xml | 1042720 | 2018-11-08 15:59:44 |
| hhs-20180930.xsd | 31360 | 2018-11-08 15:59:44 |
| hhs-20180930_cal.xml | 67268 | 2018-11-08 15:59:44 |
| hhs-20180930_def.xml | 158504 | 2018-11-08 15:59:44 |
| hhs-20180930_lab.xml | 510866 | 2018-11-08 15:59:44 |
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| report.css | 2767 | 2018-11-08 15:59:44 |
| Show.js | 1085 | 2018-11-08 15:59:44 |